/Engine/Source/Runtime/Experimental/Chaos/Public/GeometryCollection/ManagedArrayCollection.h
Returns attribute access of Type(T) from the group for modification this will mark the collection dirty
ManagedArray&
template<typename T> [TManagedArray](API\Runtime\Chaos\GeometryCollection\TManagedArray)< T > & ModifyAttribute ( [FName](API\Runtime\Core\UObject\FName) Name, [FName](API\Runtime\Core\UObject\FName) Group )